.head {
line-height: 3.7em
;
    height: 3.7em;
    background: #2a2a2a;

    width: 100%;
}

.login {
    line-height: inherit;

    left: 90%;
    position: relative;
    font-size: .8em;
    color: #e7e7e7;

}

.fragment {
    height: 400px;
margin-top: 30px;
}

a {
    text-decoration: none;
}

.scroll {
    height: 2000px;
    margin-left: 15%;
    margin-right: 10%;
}
dl{
    float: left;
    padding-right: 40px;
}
.showimg{
    width: 228px;
    height: 304px;
    display: block;
}
.showtext{
    font-size: 14px;
    color: #f5f5f5;
    margin-top: 10px;
    text-align: center;
    margin-left: 0;
    width: 228px;
height: 37px;
    overflow: hidden;
line-height: 20px;
}